Micro low profile gas block is for AR-15, M16, M4, M4A1 with .750 diameter barrel it is high quality and made in USA. This is one of the best low profile .750 AR15 gas blocks and fit inside rifle and carbine hand guard rail with the smallest of inner diameters. The gas block is made of high carbon steel melonite QPQ coated providing increased strength and protection against corrosion and wear. The Micro Gas Block is perfect for your next build. Run your gun with the assurance and know with out a shadow of a doubt you have the best gas block. This gas block is used if you are mounting a standard free float tube or four rail hand guard on a carbine or mid length gas system. Made in the USA.

Micro Gas Block For AR-15
Mil Spec
For slim line hand guards
Lightweight
Fits .750 Barrels
0.50" Long Ring Mount
1.03 " long Over All At Top
High Carbon Steel
Melonite/QPQ Coated
Made in the USA